Homebrew and hack Roms

Launchers

Name	Platform(s)	Version	FLOSS	Active	Notes
Homebrew Channel		1.1.3	✓	✗	Homebrew launcher for Wii
Homebrew Launcher		1.5 Wii U 2.4.3 3DS	✓	✓	Homebrew launcher for Wii U and 3DS
Multiman		4.85.01	~	✓	File manager, game launcher and more on your PS3
Swiss		0.6r2041	~	✓	The swiss army knife of GameCube homebrew. Swiss aims to be the ultimate utility GameCube homebrew application.
TWiLight Menu++		27.24.1	✓	✓	.nds Launcher for DSi and 3DS
Homebrew Menu Switch		3.6.0	?	✓	The Nintendo Switch Homebrew menu
Cyanogen		Depends on platform	✓	✗	A alternative GUI for PSP/3DS based off of the Android UI

ROM hacks

Name	Platform(s)	Version	FLOSS	Active	Notes
CTGP-7		1.4	✓	✓	Mario Kart 7 ROM hack for 3DS
CTGP REVOLUTION		1.3	✓	✓	Mario Kart Wii ROM hack for Wii

Homebrew downloaders

Name	Platform(s)	Version	FLOSS	Active	Notes
Universal Updater		git	✓	✓	Homebrew downloader for 3DS
Homebrew App Store		git	✓	✓	Homebrew store for Wii U and Switch
Homebrew Browser		Site	?	✗	Homebrew store for Wii
Homebrew Browser (OSC)		Site	✓	✓	Continued fork of Homebrew Browser
Homebr3w		git	✓	✗	Homebrew downloader for 3DS
VitaDB Downloader		git	✓	✓	Homebrew downloader for Vita

Operating systems

Name	Platform(s)	Version	FLOSS	Active	Notes
Linux kernel		Depends on platform	~	?	Port of the Linux kernel
Runix		git	✓	✓	Port of the Linux kernel for PSX/PS1
Painless Linux		git	✓	✗	Obsolete project to boot Linux on the Switch
Android		git	✓	✓	Ports of Android 11, 10 and 8

Emulators on consoles and handhelds, computers

See this section.

Gamebrew

Wikipedia - Gamebrew/Homebrew Video Games

See Game engine recreations and source ports section.